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14144235 = 357134707
BaseRepresentation
bin110101111101…
…001011101011
3222121121020120
4311331023223
512110103420
61223054323
7231136560
oct65751353
928547216
1014144235
117a90856
1248a13a3
132c12c91
141c42867
151395d40
hexd7d2eb

14144235 has 16 divisors (see below), whose sum is σ = 25863936. Its totient is φ = 6465888.

The previous prime is 14144231. The next prime is 14144243. The reversal of 14144235 is 53244141.

It is not a de Polignac number, because 14144235 - 22 = 14144231 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14144231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67249 + ... + 67458.

It is an arithmetic number, because the mean of its divisors is an integer number (1616496).

Almost surely, 214144235 is an apocalyptic number.

14144235 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

14144235 is a deficient number, since it is larger than the sum of its proper divisors (11719701).

14144235 is a wasteful number, since it uses less digits than its factorization.

14144235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134722.

The product of its digits is 1920, while the sum is 24.

The square root of 14144235 is about 3760.8822103331. The cubic root of 14144235 is about 241.8390831965.

Adding to 14144235 its reverse (53244141), we get a palindrome (67388376).

The spelling of 14144235 in words is "fourteen million, one hundred forty-four thousand, two hundred thirty-five".

Divisors: 1 3 5 7 15 21 35 105 134707 404121 673535 942949 2020605 2828847 4714745 14144235